package TestEmo;

public class KeyBoard implements USB {
    @Override
    public void openChick() {
        System.out.println("打开键盘");
    }

    @Override
    public void closeChick() {
        System.out.println("关闭键盘");
    }
    public void input(){
        System.out.println("敲击键盘");
    }
}
